Explain the classical period in historical development of geography​

Answer herbicide-resistant soybeans;

The answer is c, i, iii, and iv. this is because farming and mining deal with harvesting raw materials, construction work falls under manufacturing, and piloting a plane is a service. ii is wrong because making bread is using  raw materials to produce goods, which would fall under the secondary sector, not primary.

It is nonrenuable which means that once you have used it, it's gone forever.